Ebola outbreak in Koinadugu, Sierra Leone, prompts call for help from chief

At least 25 people have died and 38 believed to be infected in district previously unaffected by virus
Koinadugu prided itself on being the only district in Sierra Leone to have been Ebola-free after local chiefs imposed a quarantine. Photograph: Michael Duff/AP
The leader of a remote chiefdom in Sierra Leone has called for urgent help to contain the disease, which is causing fear and panic in his community.